1 + 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 = 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 001

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nha bn liệt cụ số 0 r

= 1230124110140 nhoa

2 130 124 110 140 + 1 = 2 130 124 110 140

~HT~

1 giờ 40 phút ∼1,67 giờ

Quãng đường ô tô đó đi là:

1,67.40= 66,8 (km)

Thời gian ô tô đó chạy từ A đến B với vận tốc 60km/h là:

66,86066,860 ∼1,11 (giờ)

1,11 giờ = 1 giờ 6,6 phút

tự làm dễ

55 x 45 = 2 475

45 x 11 = 495

56 x 29 = 1 624

~HT~

3987465324:9=443051702.667

3 987 465 324 : 9 =443.051.702,6666667 

rtybjgnddgh rrrbhtynhjuyrrer4e4rfrf

ko hỏi linh tinh

Trl :

a) 12,38 x 6,7 = 6,7 x 12,38

b) 4,8 x 2,3 = 2,4 x 4,6

c) 5,25 x 10 = 1 x 52,5

Mk kh hiểu đề lắm nên chắc v ! Sai thì thông cảm nha !

#Jun'z

~ HT ~

TL

bài 6

a) 12,38 x 6,7 = 6,7 x 12,38

b) 4,8 x 2,3 = 2,4 x 4,6

c) 5,25 x 10 = 1 x 52,5

#vohuudoan

ht